x/2 + 4 = 3x/2 + 1 3x/2 - x/2 = 4 - 1 x = 3

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/27 03:08:01
x/2+4=3x/2+13x/2-x/2=4-1x=3x/2+4=3x/2+13x/2-x/2=4-1x=3x/2+4=3x/2+13x/2-x/2=4-1x=3x/2+4=3x/2+1移项:-3x/

x/2 + 4 = 3x/2 + 1 3x/2 - x/2 = 4 - 1 x = 3
x/2 + 4 = 3x/2 + 1 3x/2 - x/2 = 4 - 1 x = 3

x/2 + 4 = 3x/2 + 1 3x/2 - x/2 = 4 - 1 x = 3
x/2 + 4 = 3x/2 + 1
移项:
-3x/2 + x/2 = -4 + 1
合并同类项:
(-3/2 + 1/2)x = - 3
-x = - 3
x = 3